Home / 52,512.37-72,467.06-28,638.97

Finding the Fourth Proportional to 52,512.37, 72,467.06 and 28,638.97

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Solution

The fourth proportional to 52,512.37, 72,467.06 and 28,638.97 is: 39,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,512.37 : 72,467.06 = 28,638.97 : x
  2. Step 2: Convert to fraction form
    52,512.37/72,467.06 = 28,638.97/x
  3. Step 3: Cross multiply
    52,512.37x = 72,467.06 × 28,638.97
  4. Step 4: Simplify right side
    52,512.37x = 2,075,381,632.97
  5. Step 5: Solve for x
    x = 2,075,381,632.97/52,512.37
  6. Step 6: Final answer
    x = 39,521.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.